protected virtual void OnColorSelected(ColorChangedEventArgs eventArgs)
        {
            var handler = ColorSelected;

            if (handler != null)
            {
                handler(this, eventArgs);
            }
        }
 protected virtual void OnColorSelected(ColorChangedEventArgs eventArgs)
 {
     var handler = ColorSelected;
     if (handler != null)
     {
         handler(this, eventArgs);
     }
 }